Defensive publication

ABSTRACT

(4-(D-N=N-(D1-N=N)N-),A,A1-PHENYL)-O-R2-SO2-O-M   DYESTUFFS OF THE FORMULA WHEREIN D1 IS A PHENYLENE GROUP OF THE FORMULA   B1,B2-1,4-PHENYLENE   WHEREIN B1 AND B2 ARE EACH INDEPENDENTLY HYDROGEN, C1-5 ALKYL, C1-5 ALKOXY, CHLORO OR BROMO, OR D1 IS A GROUP OF THE FORMULA   1,4-NAPHTHYLENE   N IS 0 OR 1, A AND A1 ARE EACH INDEPENDENTLY HYDROGEN, LOWER ALKYL, LOWER ALKOXY AD HALOGEN, R2 IS A STRAIGHT CHAIN ALKYLENE OF FROM 2 TO 4 CARBON ATOMS OR SAID ALKEYLENE SUBSTITUTED BY METHYL OR ETHYL ON NOT MORE THAN 2 CARBON ATOMS OF SAID ALKYLENE, D IS A RESIDUE OF THE BENZEN SERIES, NAPHTHALENE OR SULFONAMIDONAPHTHALENE-1 OR 2 SAID D BEING FREE FROM ACID SOLUBILIZING GROUPS, AND D MAY ALSO BE A RESIDUE OF THE HETEROCYCLIC SERIES WHEN N IS 0, AND M IS HYDROGEN, ALKALI METAL OR AMMONIUM.

DEFENSIVE PUBLICATION UNITED STATES PATENT AND TRADEMARK OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and arearranged chronologically. Theheading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.

1 Defensive Publication applicationshave not been examined as to the merits of alleged invention. The Patent and Trademark Ofiice makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED MARCH 4, 1975 T932,006 SOLUBILIZED MONO AND DISAZO DYES Hans Alfred Stingl, 852 Ocean View Drive, Toms River, NJ. 08753 Continuation of abandoned application Ser. No. 180,493,

Sept. 14, 1971. This application Jan. 7, 1974, Ser. No.

Int. Cl. C09b 29/10, 29/12, 31/06 U.S. Cl. 260-163 No Drawing. 38 Pages Specification Dyestuffs of the formula wherein D is a phenylene group of the formula wherein B and B are each independently hydrogen, C alkyl, C a1koxy, chloro or bromo, or D is a group of the formula I: is 0 or 1; A and A are each independently hydrogen, lower alkyl, lower alkoxy and halogen; R is a straight chain alkylene of from 2 to 4 carbon atoms or said alkylene substituted by methyl or ethyl on not more than 2 carbon atoms of said alkylene; D is a residue of the benzene series, naphthalene or sulfonamidonaphthalene-l or 2, said D being free from acid solubilizing groups; and D may also be a residue of the heterocyclic series when n is 0; and M is hydrogen, alkali metal or ammonium. 

